package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/category")
@Slf4j
public class CategoryController {
    private CategoryService categoryService;
    @Autowired
    public CategoryController(CategoryService categoryService){
        this.categoryService=categoryService;
    }
@PostMapping
    public R<String> save(@RequestBody Category category){
        log.info("category:{}",category);
        categoryService.save(category);
        return R.success("新增分类成功");
    }

    @GetMapping("/page")
    public  R<Page> page(int page,int pageSize){
        //分页构造器
        Page<Category> pageInfo = new Page<>(page, pageSize);
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.orderByAsc(Category::getSort);
        categoryService.page(pageInfo,queryWrapper);
        return R.success(pageInfo);
    }
    @DeleteMapping
    public R<String> delete(@RequestParam Long ids){
        log.info("删除分类，id为：{}",ids);
    categoryService.remove(ids);
        //categoryService.removeById(ids);
        return R.success("分类信息删除成功");
    }

@PutMapping
    public R<String> update(@RequestBody Category category){
        log.info("修改分类信息：{}",category);
        categoryService.updateById(category);
        return R.success("修改分类信息成功");
}

@GetMapping("/list")
    public R<List<Category>> list (Category category){
        //条件构造器
    LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
    //添加条件
    queryWrapper.eq(category.getType()!=null,Category::getType,category.getType());

//添加排序条件
    queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);
    List<Category> list = categoryService.list(queryWrapper);

    return R.success(list);
}

}
